Commit | Line | Data |
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8c8bf09f | 1 | /******************************************************************************* |
61759503 | 2 | * Copyright (c) 2009, 2013 Ericsson |
ce2388e0 | 3 | * |
8c8bf09f ASL |
4 | * All rights reserved. This program and the accompanying materials are |
5 | * made available under the terms of the Eclipse Public License v1.0 which | |
6 | * accompanies this distribution, and is available at | |
7 | * http://www.eclipse.org/legal/epl-v10.html | |
ce2388e0 | 8 | * |
8c8bf09f ASL |
9 | * Contributors: |
10 | * Francois Chouinard - Initial API and implementation | |
0316808c | 11 | * Francois Chouinard - Updated as per TMF Trace Model 1.0 |
ea271da6 PT |
12 | * Patrick Tasse - Updated for removal of context clone |
13 | * Patrick Tasse - Updated for ranks in experiment location | |
8c8bf09f ASL |
14 | *******************************************************************************/ |
15 | ||
9e0640dc | 16 | package org.eclipse.linuxtools.tmf.core.trace; |
8c8bf09f | 17 | |
a1091415 | 18 | import org.eclipse.core.resources.IFile; |
12c155f5 | 19 | import org.eclipse.core.resources.IProject; |
828e5592 | 20 | import org.eclipse.core.resources.IResource; |
a94410d9 MK |
21 | import org.eclipse.core.runtime.IStatus; |
22 | import org.eclipse.core.runtime.Status; | |
9e0640dc FC |
23 | import org.eclipse.linuxtools.internal.tmf.core.trace.TmfExperimentContext; |
24 | import org.eclipse.linuxtools.internal.tmf.core.trace.TmfExperimentLocation; | |
25 | import org.eclipse.linuxtools.internal.tmf.core.trace.TmfLocationArray; | |
72f1e62a | 26 | import org.eclipse.linuxtools.tmf.core.event.ITmfEvent; |
0316808c | 27 | import org.eclipse.linuxtools.tmf.core.exceptions.TmfTraceException; |
5419a136 AM |
28 | import org.eclipse.linuxtools.tmf.core.request.ITmfDataRequest; |
29 | import org.eclipse.linuxtools.tmf.core.request.ITmfEventRequest; | |
6c13869b | 30 | import org.eclipse.linuxtools.tmf.core.signal.TmfSignalHandler; |
faa38350 PT |
31 | import org.eclipse.linuxtools.tmf.core.signal.TmfTraceOpenedSignal; |
32 | import org.eclipse.linuxtools.tmf.core.signal.TmfTraceRangeUpdatedSignal; | |
3bd46eef AM |
33 | import org.eclipse.linuxtools.tmf.core.timestamp.ITmfTimestamp; |
34 | import org.eclipse.linuxtools.tmf.core.timestamp.TmfTimeRange; | |
35 | import org.eclipse.linuxtools.tmf.core.timestamp.TmfTimestamp; | |
a3db8436 AM |
36 | import org.eclipse.linuxtools.tmf.core.trace.indexer.checkpoint.TmfCheckpointIndexer; |
37 | import org.eclipse.linuxtools.tmf.core.trace.location.ITmfLocation; | |
8c8bf09f ASL |
38 | |
39 | /** | |
9e0640dc | 40 | * TmfExperiment presents a time-ordered, unified view of a set of ITmfTrace:s |
cbdacf03 | 41 | * that are part of a tracing experiment. |
4b7b3670 FC |
42 | * |
43 | * @version 1.0 | |
44 | * @author Francois Chouinard | |
8c8bf09f | 45 | */ |
6256d8ad | 46 | public class TmfExperiment extends TmfTrace implements ITmfEventParser { |
8c8bf09f | 47 | |
c32744d6 FC |
48 | // ------------------------------------------------------------------------ |
49 | // Constants | |
50 | // ------------------------------------------------------------------------ | |
51 | ||
9e0640dc FC |
52 | /** |
53 | * The default index page size | |
54 | */ | |
55 | public static final int DEFAULT_INDEX_PAGE_SIZE = 5000; | |
c32744d6 | 56 | |
8c8bf09f ASL |
57 | // ------------------------------------------------------------------------ |
58 | // Attributes | |
59 | // ------------------------------------------------------------------------ | |
60 | ||
9e0640dc FC |
61 | /** |
62 | * The set of traces that constitute the experiment | |
63 | */ | |
6256d8ad | 64 | protected ITmfTrace[] fTraces; |
8c8bf09f | 65 | |
9e0640dc FC |
66 | /** |
67 | * The set of traces that constitute the experiment | |
68 | */ | |
69 | private boolean fInitialized = false; | |
a1091415 | 70 | |
9e0640dc FC |
71 | /** |
72 | * The experiment bookmarks file | |
73 | */ | |
74 | private IFile fBookmarksFile; | |
828e5592 | 75 | |
8c8bf09f | 76 | // ------------------------------------------------------------------------ |
9e0640dc | 77 | // Construction |
8c8bf09f ASL |
78 | // ------------------------------------------------------------------------ |
79 | ||
9e0640dc | 80 | /** |
0283f7ff FC |
81 | * @param type the event type |
82 | * @param id the experiment id | |
83 | * @param traces the experiment set of traces | |
9e0640dc | 84 | */ |
6256d8ad | 85 | public TmfExperiment(final Class<? extends ITmfEvent> type, final String id, final ITmfTrace[] traces) { |
99504bb8 | 86 | this(type, id, traces, DEFAULT_INDEX_PAGE_SIZE, null); |
96c6806f PT |
87 | } |
88 | ||
99504bb8 GB |
89 | /** |
90 | * Constructor of experiment taking type, path, traces and resource | |
91 | * | |
92 | * @param type | |
93 | * the event type | |
94 | * @param id | |
95 | * the experiment id | |
96 | * @param traces | |
97 | * the experiment set of traces | |
98 | * @param resource | |
99 | * the resource associated to the experiment | |
100 | */ | |
101 | public TmfExperiment(final Class<? extends ITmfEvent> type, final String id, final ITmfTrace[] traces, IResource resource) { | |
102 | this(type, id, traces, DEFAULT_INDEX_PAGE_SIZE, resource); | |
103 | } | |
104 | ||
105 | ||
8c8bf09f | 106 | /** |
0283f7ff FC |
107 | * @param type the event type |
108 | * @param path the experiment path | |
109 | * @param traces the experiment set of traces | |
110 | * @param indexPageSize the experiment index page size | |
8c8bf09f | 111 | */ |
6256d8ad | 112 | public TmfExperiment(final Class<? extends ITmfEvent> type, final String path, final ITmfTrace[] traces, final int indexPageSize) { |
99504bb8 GB |
113 | this(type, path, traces, indexPageSize, null); |
114 | } | |
115 | ||
116 | /** | |
117 | * Full constructor of an experiment, taking the type, path, traces, | |
118 | * indexPageSize and resource | |
119 | * | |
120 | * @param type | |
121 | * the event type | |
122 | * @param path | |
123 | * the experiment path | |
124 | * @param traces | |
125 | * the experiment set of traces | |
126 | * @param indexPageSize | |
127 | * the experiment index page size | |
128 | * @param resource | |
129 | * the resource associated to the experiment | |
130 | */ | |
131 | public TmfExperiment(final Class<? extends ITmfEvent> type, final String path, final ITmfTrace[] traces, final int indexPageSize, IResource resource) { | |
0316808c FC |
132 | setCacheSize(indexPageSize); |
133 | setStreamingInterval(0); | |
07671572 | 134 | setIndexer(new TmfCheckpointIndexer(this, indexPageSize)); |
0316808c FC |
135 | setParser(this); |
136 | try { | |
99504bb8 | 137 | super.initialize(resource, path, type); |
0316808c FC |
138 | } catch (TmfTraceException e) { |
139 | e.printStackTrace(); | |
140 | } | |
8c8bf09f | 141 | |
a79913eb | 142 | fTraces = traces; |
8c8bf09f | 143 | } |
a79913eb | 144 | |
8c8bf09f | 145 | /** |
ff4ed569 | 146 | * Clears the experiment |
8c8bf09f ASL |
147 | */ |
148 | @Override | |
a79913eb FC |
149 | public synchronized void dispose() { |
150 | ||
77551cc2 FC |
151 | // Clean up the index if applicable |
152 | if (getIndexer() != null) { | |
153 | getIndexer().dispose(); | |
154 | } | |
b5ee6881 | 155 | |
a79913eb | 156 | if (fTraces != null) { |
9b749023 | 157 | for (final ITmfTrace trace : fTraces) { |
a79913eb | 158 | trace.dispose(); |
9b749023 | 159 | } |
a79913eb FC |
160 | fTraces = null; |
161 | } | |
2fb2eb37 | 162 | super.dispose(); |
8c8bf09f ASL |
163 | } |
164 | ||
9e0640dc FC |
165 | // ------------------------------------------------------------------------ |
166 | // ITmfTrace - Initializers | |
167 | // ------------------------------------------------------------------------ | |
168 | ||
9e0640dc | 169 | @Override |
6256d8ad | 170 | public void initTrace(final IResource resource, final String path, final Class<? extends ITmfEvent> type) { |
9e0640dc FC |
171 | } |
172 | ||
a94410d9 MK |
173 | /** |
174 | * @since 2.0 | |
175 | */ | |
9e0640dc | 176 | @Override |
a94410d9 MK |
177 | public IStatus validate(final IProject project, final String path) { |
178 | return Status.OK_STATUS; | |
9e0640dc FC |
179 | } |
180 | ||
8c8bf09f | 181 | // ------------------------------------------------------------------------ |
e31e01e8 | 182 | // Accessors |
8c8bf09f ASL |
183 | // ------------------------------------------------------------------------ |
184 | ||
f0c0d2c2 AM |
185 | /** |
186 | * Get the traces contained in this experiment. | |
187 | * | |
188 | * @return The array of contained traces | |
189 | */ | |
6256d8ad | 190 | public ITmfTrace[] getTraces() { |
a79913eb | 191 | return fTraces; |
8c8bf09f ASL |
192 | } |
193 | ||
8c8bf09f | 194 | /** |
cbdacf03 FC |
195 | * Returns the timestamp of the event at the requested index. If none, |
196 | * returns null. | |
9b749023 | 197 | * |
0d9a6d76 FC |
198 | * @param index the event index (rank) |
199 | * @return the corresponding event timestamp | |
3bd46eef | 200 | * @since 2.0 |
8c8bf09f | 201 | */ |
cbdacf03 | 202 | public ITmfTimestamp getTimestamp(final int index) { |
0316808c | 203 | final ITmfContext context = seekEvent(index); |
c32744d6 | 204 | final ITmfEvent event = getNext(context); |
4c9f2944 | 205 | context.dispose(); |
a79913eb | 206 | return (event != null) ? event.getTimestamp() : null; |
8c8bf09f ASL |
207 | } |
208 | ||
9e0640dc FC |
209 | /** |
210 | * Set the file to be used for bookmarks on this experiment | |
9b749023 | 211 | * |
9e0640dc FC |
212 | * @param file the bookmarks file |
213 | */ | |
214 | public void setBookmarksFile(final IFile file) { | |
215 | fBookmarksFile = file; | |
216 | } | |
07671572 | 217 | |
9e0640dc FC |
218 | /** |
219 | * Get the file used for bookmarks on this experiment | |
9b749023 | 220 | * |
9e0640dc FC |
221 | * @return the bookmarks file or null if none is set |
222 | */ | |
223 | public IFile getBookmarksFile() { | |
224 | return fBookmarksFile; | |
a79913eb FC |
225 | } |
226 | ||
49e2f79a FC |
227 | // ------------------------------------------------------------------------ |
228 | // Request management | |
229 | // ------------------------------------------------------------------------ | |
230 | ||
e6809677 PT |
231 | /** |
232 | * @since 2.0 | |
3bd44ac8 | 233 | */ |
49e2f79a | 234 | @Override |
5419a136 | 235 | public synchronized ITmfContext armRequest(final ITmfDataRequest request) { |
9b749023 | 236 | |
6a953367 BH |
237 | // Make sure we have something to read from |
238 | if (fTraces == null) { | |
239 | return null; | |
240 | } | |
9b749023 | 241 | |
5419a136 AM |
242 | if (request instanceof ITmfEventRequest |
243 | && !TmfTimestamp.BIG_BANG.equals(((ITmfEventRequest) request).getRange().getStartTime()) | |
244 | && request.getIndex() == 0) | |
245 | { | |
246 | final ITmfContext context = seekEvent(((ITmfEventRequest) request).getRange().getStartTime()); | |
247 | ((ITmfEventRequest) request).setStartIndex((int) context.getRank()); | |
49e2f79a | 248 | return context; |
5419a136 | 249 | |
49e2f79a FC |
250 | } |
251 | ||
5419a136 | 252 | return seekEvent(request.getIndex()); |
49e2f79a FC |
253 | } |
254 | ||
a79913eb | 255 | // ------------------------------------------------------------------------ |
9f584e4c FC |
256 | // ITmfTrace trace positioning |
257 | // ------------------------------------------------------------------------ | |
258 | ||
a3db8436 AM |
259 | /** |
260 | * @since 3.0 | |
261 | */ | |
a79913eb | 262 | @Override |
1e1bef82 | 263 | public synchronized ITmfContext seekEvent(final ITmfLocation location) { |
a79913eb | 264 | // Validate the location |
9e0640dc | 265 | if (location != null && !(location instanceof TmfExperimentLocation)) { |
a79913eb | 266 | return null; // Throw an exception? |
9e0640dc FC |
267 | } |
268 | // Make sure we have something to read from | |
269 | if (fTraces == null) { | |
a79913eb | 270 | return null; |
9e0640dc | 271 | } |
8f50c396 | 272 | |
ea271da6 PT |
273 | // Initialize the location array if necessary |
274 | TmfLocationArray locationArray = ((location == null) ? | |
275 | new TmfLocationArray(fTraces.length) : | |
276 | ((TmfExperimentLocation) location).getLocationInfo()); | |
277 | ||
278 | ITmfLocation[] locations = locationArray.getLocations(); | |
279 | long[] ranks = locationArray.getRanks(); | |
280 | ||
a79913eb | 281 | // Create and populate the context's traces contexts |
ea271da6 | 282 | final TmfExperimentContext context = new TmfExperimentContext(fTraces.length); |
9b635e61 | 283 | |
d62bb185 | 284 | // Position the traces |
ea271da6 | 285 | long rank = 0; |
a79913eb FC |
286 | for (int i = 0; i < fTraces.length; i++) { |
287 | // Get the relevant trace attributes | |
ea271da6 PT |
288 | final ITmfContext traceContext = fTraces[i].seekEvent(locations[i]); |
289 | context.getContexts()[i] = traceContext; | |
290 | traceContext.setRank(ranks[i]); | |
291 | locations[i] = traceContext.getLocation(); // update location after seek | |
292 | context.getEvents()[i] = fTraces[i].getNext(traceContext); | |
293 | rank += ranks[i]; | |
a79913eb | 294 | } |
8f50c396 | 295 | |
a79913eb | 296 | // Finalize context |
ea271da6 | 297 | context.setLocation(new TmfExperimentLocation(new TmfLocationArray(locations, ranks))); |
a79913eb | 298 | context.setLastTrace(TmfExperimentContext.NO_TRACE); |
ea271da6 | 299 | context.setRank(rank); |
49e2f79a | 300 | |
9b749023 | 301 | return context; |
a79913eb | 302 | } |
9f584e4c | 303 | |
3bd44ac8 FC |
304 | // ------------------------------------------------------------------------ |
305 | // ITmfTrace - SeekEvent operations (returning a trace context) | |
306 | // ------------------------------------------------------------------------ | |
307 | ||
c76c54bb | 308 | @Override |
0316808c | 309 | public ITmfContext seekEvent(final double ratio) { |
91f6e587 | 310 | final ITmfContext context = seekEvent(Math.round(ratio * getNbEvents())); |
c76c54bb FC |
311 | return context; |
312 | } | |
313 | ||
a3db8436 AM |
314 | /** |
315 | * @since 3.0 | |
316 | */ | |
a79913eb | 317 | @Override |
1e1bef82 | 318 | public double getLocationRatio(final ITmfLocation location) { |
9e0640dc | 319 | if (location instanceof TmfExperimentLocation) { |
ea271da6 PT |
320 | long rank = 0; |
321 | TmfLocationArray locationArray = ((TmfExperimentLocation) location).getLocationInfo(); | |
322 | for (int i = 0; i < locationArray.size(); i++) { | |
323 | rank += locationArray.getRank(i); | |
324 | } | |
325 | return (double) rank / getNbEvents(); | |
9e0640dc FC |
326 | } |
327 | return 0.0; | |
c76c54bb FC |
328 | } |
329 | ||
a3db8436 AM |
330 | /** |
331 | * @since 3.0 | |
332 | */ | |
a79913eb | 333 | @Override |
1e1bef82 | 334 | public ITmfLocation getCurrentLocation() { |
ea271da6 PT |
335 | // never used |
336 | return null; | |
a79913eb | 337 | } |
c76c54bb | 338 | |
9e0640dc FC |
339 | // ------------------------------------------------------------------------ |
340 | // ITmfTrace trace positioning | |
341 | // ------------------------------------------------------------------------ | |
342 | ||
07671572 | 343 | @Override |
6256d8ad | 344 | public synchronized ITmfEvent parseEvent(final ITmfContext context) { |
ea271da6 PT |
345 | final ITmfContext tmpContext = seekEvent(context.getLocation()); |
346 | final ITmfEvent event = getNext(tmpContext); | |
07671572 FC |
347 | return event; |
348 | } | |
a79913eb | 349 | |
0316808c | 350 | @Override |
6256d8ad | 351 | public synchronized ITmfEvent getNext(ITmfContext context) { |
a79913eb FC |
352 | |
353 | // Validate the context | |
9e0640dc | 354 | if (!(context instanceof TmfExperimentContext)) { |
a79913eb | 355 | return null; // Throw an exception? |
9e0640dc | 356 | } |
0e8c76f8 BH |
357 | |
358 | // Make sure that we have something to read from | |
359 | if (fTraces == null) { | |
360 | return null; | |
361 | } | |
362 | ||
a87cc4ef | 363 | TmfExperimentContext expContext = (TmfExperimentContext) context; |
a79913eb | 364 | |
a87cc4ef | 365 | // If an event was consumed previously, first get the next one from that trace |
cbdacf03 | 366 | final int lastTrace = expContext.getLastTrace(); |
a79913eb | 367 | if (lastTrace != TmfExperimentContext.NO_TRACE) { |
cbdacf03 | 368 | final ITmfContext traceContext = expContext.getContexts()[lastTrace]; |
c32744d6 | 369 | expContext.getEvents()[lastTrace] = fTraces[lastTrace].getNext(traceContext); |
a79913eb | 370 | expContext.setLastTrace(TmfExperimentContext.NO_TRACE); |
a79913eb FC |
371 | } |
372 | ||
373 | // Scan the candidate events and identify the "next" trace to read from | |
374 | int trace = TmfExperimentContext.NO_TRACE; | |
a4115405 | 375 | ITmfTimestamp timestamp = TmfTimestamp.BIG_CRUNCH; |
0316808c | 376 | for (int i = 0; i < fTraces.length; i++) { |
cbdacf03 | 377 | final ITmfEvent event = expContext.getEvents()[i]; |
a79913eb | 378 | if (event != null && event.getTimestamp() != null) { |
cbdacf03 | 379 | final ITmfTimestamp otherTS = event.getTimestamp(); |
a79913eb FC |
380 | if (otherTS.compareTo(timestamp, true) < 0) { |
381 | trace = i; | |
382 | timestamp = otherTS; | |
383 | } | |
384 | } | |
385 | } | |
a87cc4ef | 386 | |
6256d8ad | 387 | ITmfEvent event = null; |
07671572 | 388 | if (trace != TmfExperimentContext.NO_TRACE) { |
6256d8ad | 389 | event = expContext.getEvents()[trace]; |
408e65d2 FC |
390 | if (event != null) { |
391 | updateAttributes(expContext, event.getTimestamp()); | |
408e65d2 FC |
392 | expContext.increaseRank(); |
393 | expContext.setLastTrace(trace); | |
17324c9a FC |
394 | final ITmfContext traceContext = expContext.getContexts()[trace]; |
395 | ||
ea271da6 PT |
396 | // Update the experiment location |
397 | TmfLocationArray locationArray = new TmfLocationArray( | |
398 | ((TmfExperimentLocation) expContext.getLocation()).getLocationInfo(), | |
399 | trace, traceContext.getLocation(), traceContext.getRank()); | |
400 | expContext.setLocation(new TmfExperimentLocation(locationArray)); | |
17324c9a | 401 | |
408e65d2 FC |
402 | processEvent(event); |
403 | } | |
07671572 | 404 | } |
a87cc4ef | 405 | |
a87cc4ef | 406 | return event; |
a79913eb FC |
407 | } |
408 | ||
66262ad8 BH |
409 | /** |
410 | * @since 2.0 | |
411 | */ | |
412 | @Override | |
413 | public ITmfTimestamp getInitialRangeOffset() { | |
414 | if ((fTraces == null) || (fTraces.length == 0)) { | |
415 | return super.getInitialRangeOffset(); | |
416 | } | |
417 | ||
418 | ITmfTimestamp initTs = TmfTimestamp.BIG_CRUNCH; | |
419 | for (int i = 0; i < fTraces.length; i++) { | |
420 | ITmfTimestamp ts = fTraces[i].getInitialRangeOffset(); | |
421 | if (ts.compareTo(initTs) < 0) { | |
422 | initTs = ts; | |
423 | } | |
424 | } | |
425 | return initTs; | |
426 | } | |
427 | ||
a79913eb | 428 | @Override |
3b38ea61 | 429 | @SuppressWarnings("nls") |
5419a136 | 430 | public synchronized String toString() { |
a79913eb FC |
431 | return "[TmfExperiment (" + getName() + ")]"; |
432 | } | |
8c8bf09f ASL |
433 | |
434 | // ------------------------------------------------------------------------ | |
9e0640dc | 435 | // Streaming support |
8c8bf09f ASL |
436 | // ------------------------------------------------------------------------ |
437 | ||
1b70b6dc | 438 | private synchronized void initializeStreamingMonitor() { |
9e0640dc FC |
439 | |
440 | if (fInitialized) { | |
828e5592 | 441 | return; |
9e0640dc | 442 | } |
828e5592 PT |
443 | fInitialized = true; |
444 | ||
1b70b6dc | 445 | if (getStreamingInterval() == 0) { |
0316808c | 446 | final ITmfContext context = seekEvent(0); |
cbdacf03 | 447 | final ITmfEvent event = getNext(context); |
4c9f2944 | 448 | context.dispose(); |
9b749023 | 449 | if (event == null) { |
1b70b6dc | 450 | return; |
9b749023 | 451 | } |
4593bd5b | 452 | final TmfTimeRange timeRange = new TmfTimeRange(event.getTimestamp(), TmfTimestamp.BIG_CRUNCH); |
faa38350 | 453 | final TmfTraceRangeUpdatedSignal signal = new TmfTraceRangeUpdatedSignal(this, this, timeRange); |
828e5592 PT |
454 | |
455 | // Broadcast in separate thread to prevent deadlock | |
456 | new Thread() { | |
457 | @Override | |
458 | public void run() { | |
459 | broadcast(signal); | |
460 | } | |
461 | }.start(); | |
1b70b6dc PT |
462 | return; |
463 | } | |
464 | ||
9e0640dc | 465 | final Thread thread = new Thread("Streaming Monitor for experiment " + getName()) { //$NON-NLS-1$ |
bcbea6a6 | 466 | private ITmfTimestamp safeTimestamp = null; |
6be2d5cc | 467 | private ITmfTimestamp lastSafeTimestamp = null; |
bcbea6a6 | 468 | private TmfTimeRange timeRange = null; |
1b70b6dc PT |
469 | |
470 | @Override | |
471 | public void run() { | |
fc7cd0be | 472 | while (!executorIsShutdown()) { |
9e0640dc | 473 | if (!getIndexer().isIndexing()) { |
a4115405 FC |
474 | ITmfTimestamp startTimestamp = TmfTimestamp.BIG_CRUNCH; |
475 | ITmfTimestamp endTimestamp = TmfTimestamp.BIG_BANG; | |
6256d8ad | 476 | for (final ITmfTrace trace : fTraces) { |
9b749023 | 477 | if (trace.getStartTime().compareTo(startTimestamp) < 0) { |
1b70b6dc | 478 | startTimestamp = trace.getStartTime(); |
9b749023 AM |
479 | } |
480 | if (trace.getStreamingInterval() != 0 && trace.getEndTime().compareTo(endTimestamp) > 0) { | |
1b70b6dc | 481 | endTimestamp = trace.getEndTime(); |
9b749023 | 482 | } |
1b70b6dc | 483 | } |
6be2d5cc | 484 | if (safeTimestamp != null && (lastSafeTimestamp == null || safeTimestamp.compareTo(lastSafeTimestamp, false) > 0)) { |
1b70b6dc | 485 | timeRange = new TmfTimeRange(startTimestamp, safeTimestamp); |
6be2d5cc | 486 | lastSafeTimestamp = safeTimestamp; |
9b749023 | 487 | } else { |
1b70b6dc | 488 | timeRange = null; |
9b749023 | 489 | } |
1b70b6dc PT |
490 | safeTimestamp = endTimestamp; |
491 | if (timeRange != null) { | |
faa38350 PT |
492 | final TmfTraceRangeUpdatedSignal signal = |
493 | new TmfTraceRangeUpdatedSignal(TmfExperiment.this, TmfExperiment.this, timeRange); | |
1b70b6dc PT |
494 | broadcast(signal); |
495 | } | |
496 | } | |
497 | try { | |
498 | Thread.sleep(getStreamingInterval()); | |
cbdacf03 | 499 | } catch (final InterruptedException e) { |
1b70b6dc PT |
500 | e.printStackTrace(); |
501 | } | |
502 | } | |
503 | } | |
504 | }; | |
505 | thread.start(); | |
506 | } | |
507 | ||
1b70b6dc PT |
508 | @Override |
509 | public long getStreamingInterval() { | |
510 | long interval = 0; | |
6256d8ad | 511 | for (final ITmfTrace trace : fTraces) { |
1b70b6dc | 512 | interval = Math.max(interval, trace.getStreamingInterval()); |
9b749023 | 513 | } |
1b70b6dc PT |
514 | return interval; |
515 | } | |
516 | ||
8c8bf09f ASL |
517 | // ------------------------------------------------------------------------ |
518 | // Signal handlers | |
519 | // ------------------------------------------------------------------------ | |
520 | ||
faa38350 | 521 | @Override |
9e0640dc | 522 | @TmfSignalHandler |
faa38350 | 523 | public void traceOpened(TmfTraceOpenedSignal signal) { |
9e0640dc | 524 | if (signal.getTrace() == this) { |
faa38350 | 525 | initializeStreamingMonitor(); |
9e0640dc | 526 | } |
a1091415 PT |
527 | } |
528 | ||
4dc47e28 | 529 | } |